Home / 6,659.09-9,993.10-2,763.50

Finding the Fourth Proportional to 6,659.09, 9,993.10 and 2,763.50

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Solution

The fourth proportional to 6,659.09, 9,993.10 and 2,763.50 is: 4,147.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,659.09 : 9,993.10 = 2,763.50 : x
  2. Step 2: Convert to fraction form
    6,659.09/9,993.10 = 2,763.50/x
  3. Step 3: Cross multiply
    6,659.09x = 9,993.10 × 2,763.50
  4. Step 4: Simplify right side
    6,659.09x = 27,615,949.92
  5. Step 5: Solve for x
    x = 27,615,949.92/6,659.09
  6. Step 6: Final answer
    x = 4,147.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.